| Are you looking for some GPS systems | | | | receiver compares the time a signal was |
| information? Then come to see us. We have | | | | transmitted by a satellite with the time it was |
| been providing technical courses and advanced | | | | received. The time difference tells the GPS |
| GPS training on GPS systems information since a | | | | receiver how far away the satellite is. And by |
| long time ago. We offer more than 20 courses on | | | | repeating this procedure with a few more |
| professional GPS and all you want to know about | | | | satellites, the receiver can determine the user's |
| GPS systems information. | | | | position and show it on the unit's electronic map. |
| But, first than anything, what is exactly a Global | | | | A GPS receiver can calculate the latitude and |
| Positioning System (GPS)? | | | | longitude and track movement if it is locked on to |
| It is a satellite-based navigation system made up | | | | the signal of at least three satellites. And it can |
| of a network of 24 satellites placed into orbit by | | | | determine the user's latitude, longitude and altitude |
| the U.S. Department of Defense. At first, GPS | | | | using four or more satellites. But it doesn't end |
| was going to be used by military applications, but | | | | with this, because once we have the user's |
| later in the 1980s, the government allowed it to | | | | position, the GPS unit can calculate other |
| be available for civilian use. It doesn't matter the | | | | information, such as speed, bearing, track, trip |
| weather conditions, GPS keeps working anywhere | | | | distance, distance to destination, and much more. |
| in the world and the whole day. It is not | | | | So not just you can know where exactly |
| necessary any subscription fees or setup charges | | | | somebody is, but also you can know a lot of |
| to use GPS. | | | | things about that person, and it doesn't matter |
| The second question would be: How it works? | | | | where in the world that person may be. |
| GPS satellites circle the earth twice a day in a | | | | There is so much more GPS systems information |
| very precise orbit and transmit signal information | | | | and a lot of things you can learn to understand |
| to earth. GPS receivers can calculate exactly | | | | and use a GPS system correctly and you can find |
| where the user is by taking this information and | | | | all of them just by looking for us. |
| using triangulation. In other words, the GPS | | | | |